:root {
  /* Primary Colors */
  --primary-100: #e6f0ff;
  --primary-200: #b8d5ff;
  --primary-300: #80b3ff;
  --primary-400: #4d91ff;
  --primary-500: #0066ff;
  --primary-600: #0052cc;
  --primary-700: #003e99;
  --primary-800: #002966;
  --primary-900: #001433;
  
  /* Neutral Colors */
  --neutral-100: #f5f7fa;
  --neutral-200: #e4e7eb;
  --neutral-300: #cbd2d9;
  --neutral-400: #9aa5b1;
  --neutral-500: #7b8794;
  --neutral-600: #616e7c;
  --neutral-700: #4a5568;
  --neutral-800: #323f4b;
  --neutral-900: #1f2933;
  
  /* Accent Colors */
  --accent-100: #e6fcf5;
  --accent-500: #00bfa5;
  --accent-700: #00796b;
  
  /* Success, Error, Warning */
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-600), var(--primary-400));
  --gradient-dark: linear-gradient(135deg, var(--neutral-900), var(--neutral-700));
  --gradient-light: linear-gradient(135deg, var(--primary-100), var(--neutral-100));
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  
  /* Container Width */
  --container-width: 1200px;
  
  /* Z-index */
  --z-header: 100;
  --z-overlay: 200;
  --z-modal: 300;
}

/* Base Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Global Styles */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--neutral-800);
  background-color: var(--neutral-100);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--primary-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-600);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  color: var(--neutral-900);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
  position: relative;
  margin-bottom: var(--spacing-2xl);
}

h2:after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--primary-500);
  border-radius: var(--radius-sm);
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-md);
}

.section-description {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
  text-align: center;
  color: var(--neutral-600);
}

/* Buttons */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  text-align: center;
}

.btn-primary, 
.btn-submit {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover, 
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  color: white;
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-500);
  border: 2px solid var(--primary-500);
}

.btn-secondary:hover {
  background-color: var(--primary-100);
  color: var(--primary-600);
  border-color: var(--primary-600);
}

/* Header */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
  z-index: var(--z-header);
  padding: var(--spacing-md) 0;
  transition: all var(--transition-normal);
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo h1 {
  font-size: 1.5rem;
  margin-bottom: 0;
  color: var(--primary-600);
}

.logo span {
  color: var(--neutral-700);
  font-weight: 400;
}

.main-nav {
  display: flex;
  align-items: center;
}

.desktop-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.desktop-menu a {
  color: var(--neutral-700);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.desktop-menu a:hover {
  color: var(--primary-500);
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.burger-menu span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--neutral-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  height: calc(100vh - 70px);
  background-color: white;
  z-index: var(--z-overlay);
  padding: var(--spacing-2xl);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.mobile-menu a {
  font-size: 1.25rem;
  color: var(--neutral-800);
}

/* Hero Section */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-top: 70px;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
  z-index: -1;
}

.hero-content {
  color: white;
  max-width: 700px;
  animation: fadeIn 1s ease-in-out;
}

.hero-content h1 {
  color: white;
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.hero-stats {
  display: flex;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  line-height: 1;
}

.stat-text {
  font-size: 0.9rem;
  color: var(--neutral-200);
  margin-top: var(--spacing-xs);
  text-align: center;
}

/* Features Section */
.features-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  background-color: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.feature-icon {
  margin-bottom: var(--spacing-lg);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.feature-card h3 {
  margin-bottom: var(--spacing-md);
  color: var(--neutral-900);
}

.feature-card p {
  color: var(--neutral-700);
}

/* Services Section */
.services-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--neutral-100);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.card {
  background-color: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.card-image {
  width: 100%;
  overflow: hidden;
  display: flex;
  justify-content: center;
}

.image-container {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--spacing-xl);
  text-align: center;
}

.card-content h3 {
  color: var(--neutral-900);
  margin-bottom: var(--spacing-md);
}

.card-content p {
  color: var(--neutral-700);
}

/* Process Section */
.process-section {
  padding: var(--spacing-3xl) 0;
  background: var(--gradient-light);
}

.process-timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 40px;
  top: 0;
  height: 100%;
  width: 2px;
  background-color: var(--primary-300);
}

.process-step {
  position: relative;
  padding-left: 80px;
  margin-bottom: var(--spacing-2xl);
}

.process-step:last-child {
  margin-bottom: 0;
}

.step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  z-index: 1;
}

.step-content h3 {
  margin-bottom: var(--spacing-md);
}

/* History Section */
.history-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.history-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.history-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.history-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.history-image:hover img {
  transform: scale(1.03);
}

.history-text p {
  margin-bottom: var(--spacing-lg);
}

/* Awards Section */
.awards-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--neutral-100);
}

.awards-slider {
  display: flex;
  gap: var(--spacing-xl);
  overflow-x: auto;
  padding: var(--spacing-md) 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.awards-slider::-webkit-scrollbar {
  height: 8px;
}

.awards-slider::-webkit-scrollbar-track {
  background: var(--neutral-200);
  border-radius: var(--radius-full);
}

.awards-slider::-webkit-scrollbar-thumb {
  background: var(--primary-400);
  border-radius: var(--radius-full);
}

.award-card {
  min-width: 280px;
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.award-image {
  width: 150px;
  height: 150px;
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
  align-items: center;
}

.award-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.award-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.awards-navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-xl);
  gap: var(--spacing-md);
}

.award-indicators {
  display: flex;
  gap: var(--spacing-sm);
}

.award-indicators span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--neutral-300);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.award-indicators span.active {
  background-color: var(--primary-500);
}

.prev-award,
.next-award {
  background-color: white;
  border: 1px solid var(--neutral-300);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.prev-award:hover,
.next-award:hover {
  background-color: var(--primary-100);
  border-color: var(--primary-300);
}

/* Research Section */
.research-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.research-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.research-card {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
  background-color: var(--neutral-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.research-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.research-image {
  height: 100%;
  min-height: 250px;
  overflow: hidden;
}

.research-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.research-card:hover .research-image img {
  transform: scale(1.05);
}

.research-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
}

.research-content h3 {
  margin-bottom: var(--spacing-md);
}

.research-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  color: var(--primary-500);
  transition: color var(--transition-fast);
}

.research-link:hover {
  color: var(--primary-600);
}

.research-link .arrow {
  margin-left: var(--spacing-sm);
  transition: transform var(--transition-fast);
}

.research-link:hover .arrow {
  transform: translateX(4px);
}

/* Resources Section */
.resources-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--neutral-100);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.resource-card {
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.resource-card h3 {
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.resource-card p {
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

.resource-card a {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  color: var(--primary-500);
  margin-top: auto;
  transition: color var(--transition-fast);
}

.resource-card a:hover {
  color: var(--primary-600);
}

.resource-card a .arrow {
  margin-left: var(--spacing-sm);
  transition: transform var(--transition-fast);
}

.resource-card a:hover .arrow {
  transform: translateX(4px);
}

/* Events Section */
.events-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.events-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.event-card {
  display: flex;
  background-color: var(--neutral-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.event-date {
  min-width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-lg);
}

.event-date .day {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: 1rem;
  font-weight: 600;
  margin-top: var(--spacing-xs);
}

.event-content {
  padding: var(--spacing-xl);
  flex-grow: 1;
}

.event-content h3 {
  margin-bottom: var(--spacing-sm);
}

.event-description {
  margin-bottom: var(--spacing-lg);
  color: var(--neutral-700);
}

.event-details {
  display: flex;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  color: var(--neutral-600);
}

.event-time,
.event-location {
  display: flex;
  align-items: center;
  font-size: 0.9rem;
}

.event-register {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--primary-500);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.event-register:hover {
  background-color: var(--primary-600);
  color: white;
}

.events-calendar-link {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.events-calendar-link a {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  color: var(--primary-500);
  transition: color var(--transition-fast);
}

.events-calendar-link a:hover {
  color: var(--primary-600);
}

.events-calendar-link .arrow {
  margin-left: var(--spacing-sm);
  transition: transform var(--transition-fast);
}

.events-calendar-link a:hover .arrow {
  transform: translateX(4px);
}

/* Sustainability Section */
.sustainability-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--neutral-100);
}

.sustainability-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.sustainability-text p {
  margin-bottom: var(--spacing-lg);
}

.sustainability-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.sustainability-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.sustainability-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.sustainability-image:hover img {
  transform: scale(1.03);
}

/* Press Section */
.press-section {
  padding: var(--spacing-3xl) 0;
  background-color: white;
}

.press-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.press-card {
  background-color: var(--neutral-100);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.press-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.press-logo {
  height: 60px;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.press-logo img {
  max-height: 100%;
  object-fit: contain;
}

.press-quote {
  font-style: italic;
  color: var(--neutral-700);
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
}

.press-source {
  font-size: 0.9rem;
  color: var(--neutral-500);
}

/* Contact Section */
.contact-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--neutral-100);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
}

.contact-info h3 {
  margin-bottom: var(--spacing-lg);
}

.contact-details {
  margin: var(--spacing-xl) 0;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--spacing-lg);
}

.contact-item i {
  margin-right: var(--spacing-md);
  font-size: 1.5rem;
  color: var(--primary-500);
}

.contact-map {
  margin-top: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-form {
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  margin-bottom: var(--spacing-xl);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--neutral-700);
}

input,
select,
textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  background-color: var(--neutral-100);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-checkbox {
  display: flex;
  align-items: center;
}

.form-checkbox input {
  width: auto;
  margin-right: var(--spacing-sm);
}

.form-checkbox label {
  margin-bottom: 0;
}

.btn-submit {
  width: 100%;
  padding: var(--spacing-lg);
  font-size: 1.1rem;
}

/* Footer */
.main-footer {
  background-color: var(--neutral-900);
  color: var(--neutral-300);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-logo h2 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1.75rem;
}

.footer-logo span {
  color: var(--primary-300);
  font-weight: 400;
}

.footer-logo p {
  color: var(--neutral-400);
  margin-bottom: 0;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.footer-column h3 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-column a {
  color: var(--neutral-400);
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--primary-300);
}

.social-links a {
  display: flex;
  align-items: center;
  color: var(--neutral-400);
  transition: color var(--transition-fast);
}

.social-links a:hover {
  color: var(--primary-300);
}

.social-links a::before {
  content: '';
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-sm);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.social-links a:hover::before {
  opacity: 1;
}

.social-links li:nth-child(1) a::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffffff"><path d="M12 2.04C6.5 2.04 2 6.53 2 12.06C2 17.06 5.66 21.21 10.44 21.96V14.96H7.9V12.06H10.44V9.85C10.44 7.34 11.93 5.96 14.22 5.96C15.31 5.96 16.45 6.15 16.45 6.15V8.62H15.19C13.95 8.62 13.56 9.39 13.56 10.18V12.06H16.34L15.89 14.96H13.56V21.96C15.9 21.58 18.03 20.36 19.58 18.57C21.13 16.78 21.99 14.51 22 12.06C22 6.53 17.5 2.04 12 2.04Z" /></svg>');
}

.social-links li:nth-child(2) a::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffffff"><path d="M22.46,6C21.69,6.35 20.86,6.58 20,6.69C20.88,6.16 21.56,5.32 21.88,4.31C21.05,4.81 20.13,5.16 19.16,5.36C18.37,4.5 17.26,4 16,4C13.65,4 11.73,5.92 11.73,8.29C11.73,8.63 11.77,8.96 11.84,9.27C8.28,9.09 5.11,7.38 3,4.79C2.63,5.42 2.42,6.16 2.42,6.94C2.42,8.43 3.17,9.75 4.33,10.5C3.62,10.5 2.96,10.3 2.38,10C2.38,10 2.38,10 2.38,10.03C2.38,12.11 3.86,13.85 5.82,14.24C5.46,14.34 5.08,14.39 4.69,14.39C4.42,14.39 4.15,14.36 3.89,14.31C4.43,16 6,17.26 7.89,17.29C6.43,18.45 4.58,19.13 2.56,19.13C2.22,19.13 1.88,19.11 1.54,19.07C3.44,20.29 5.7,21 8.12,21C16,21 20.33,14.46 20.33,8.79C20.33,8.6 20.33,8.42 20.32,8.23C21.16,7.63 21.88,6.87 22.46,6Z" /></svg>');
}

.social-links li:nth-child(3) a::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffffff"><path d="M7.8,2H16.2C19.4,2 22,4.6 22,7.8V16.2A5.8,5.8 0 0,1 16.2,22H7.8C4.6,22 2,19.4 2,16.2V7.8A5.8,5.8 0 0,1 7.8,2M7.6,4A3.6,3.6 0 0,0 4,7.6V16.4C4,18.39 5.61,20 7.6,20H16.4A3.6,3.6 0 0,0 20,16.4V7.6C20,5.61 18.39,4 16.4,4H7.6M17.25,5.5A1.25,1.25 0 0,1 18.5,6.75A1.25,1.25 0 0,1 17.25,8A1.25,1.25 0 0,1 16,6.75A1.25,1.25 0 0,1 17.25,5.5M12,7A5,5 0 0,1 17,12A5,5 0 0,1 12,17A5,5 0 0,1 7,12A5,5 0 0,1 12,7M12,9A3,3 0 0,0 9,12A3,3 0 0,0 12,15A3,3 0 0,0 15,12A3,3 0 0,0 12,9Z" /></svg>');
}

.social-links li:nth-child(4) a::before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23ffffff"><path d="M19,3A2,2 0 0,1 21,5V19A2,2 0 0,1 19,21H5A2,2 0 0,1 3,19V5A2,2 0 0,1 5,3H19M18.5,18.5V13.2A3.26,3.26 0 0,0 15.24,9.94C14.39,9.94 13.4,10.46 12.92,11.24V10.13H10.13V18.5H12.92V13.57C12.92,12.8 13.54,12.17 14.31,12.17A1.4,1.4 0 0,1 15.71,13.57V18.5H18.5M6.88,8.56A1.68,1.68 0 0,0 8.56,6.88C8.56,5.95 7.81,5.19 6.88,5.19A1.69,1.69 0 0,0 5.19,6.88C5.19,7.81 5.95,8.56 6.88,8.56M8.27,18.5V10.13H5.5V18.5H8.27Z" /></svg>');
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--neutral-800);
  font-size: 0.9rem;
  color: var(--neutral-500);
}

/* Cookie Consent */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--neutral-800);
  padding: var(--spacing-lg);
  z-index: var(--z-modal);
  display: none;
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-width);
  margin: 0 auto;
}

.cookie-content p {
  color: white;
  margin-bottom: 0;
  margin-right: var(--spacing-lg);
}

.cookie-button {
  background-color: var(--primary-500);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-xl);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.cookie-button:hover {
  background-color: var(--primary-600);
}

/* Terms and Privacy Pages */
.privacy-content,
.terms-content {
  padding-top: 100px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: var(--spacing-3xl);
}

.privacy-content h1,
.terms-content h1 {
  margin-bottom: var(--spacing-xl);
}

.privacy-content h2,
.terms-content h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-lg);
}

.privacy-content p,
.terms-content p {
  margin-bottom: var(--spacing-lg);
}

.privacy-content ul,
.terms-content ul {
  list-style-type: disc;
  margin-left: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.privacy-content li,
.terms-content li {
  margin-bottom: var(--spacing-sm);
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--neutral-100);
  text-align: center;
  padding: var(--spacing-2xl);
}

.success-content {
  background-color: white;
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-xl);
  background-color: var(--success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
}

.success-content h1 {
  margin-bottom: var(--spacing-lg);
  color: var(--neutral-900);
}

.success-content p {
  margin-bottom: var(--spacing-xl);
  color: var(--neutral-700);
}

.back-home {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  background-color: var(--primary-500);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.back-home:hover {
  background-color: var(--primary-600);
  color: white;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Media Queries */
@media (max-width: 1200px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .footer-main {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .history-content,
  .sustainability-content {
    grid-template-columns: 1fr;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .research-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-menu {
    display: none;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .hero-section {
    height: auto;
    padding: var(--spacing-3xl) 0;
  }
  
  .hero-content {
    text-align: center;
    max-width: 100%;
  }
  
  .hero-cta {
    justify-content: center;
    align-items: center;
  }
  
  .features-grid,
  .services-grid,
  .resources-grid,
  .press-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content p {
    margin-right: 0;
    margin-bottom: var(--spacing-md);
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .event-card {
    flex-direction: column;
  }
  
  .event-date {
    width: 100%;
    padding: var(--spacing-md);
    flex-direction: row;
    justify-content: center;
    gap: var(--spacing-sm);
  }
  
  .sustainability-stats {
    grid-template-columns: 1fr;
  }
}
.burger-menu{
  display: none;
}